diff --git a/core/dbt/include/global_project/macros/materializations/tests/helpers.sql b/core/dbt/include/global_project/macros/materializations/tests/helpers.sql
index 579def4f17c..f999e548bfb 100644
--- a/core/dbt/include/global_project/macros/materializations/tests/helpers.sql
+++ b/core/dbt/include/global_project/macros/materializations/tests/helpers.sql
@@ -22,7 +22,7 @@
 -- Build actual result given inputs
 with dbt_internal_unit_test_actual AS (
   select
-    {% for expected_column_name in expected_column_names %}{{expected_column_name}}{% if not loop.last -%},{% endif %}{%- endfor -%}, {{ dbt.string_literal("actual") }} as actual_or_expected
+    {% for expected_column_name in expected_column_names %}{{expected_column_name}}{% if not loop.last -%},{% endif %}{%- endfor -%}, {{ dbt.string_literal("actual") }} as {{ adapter.quote("actual_or_expected") }}
   from (
     {{ main_sql }}
   ) _dbt_internal_unit_test_actual
@@ -30,7 +30,7 @@ with dbt_internal_unit_test_actual AS (
 -- Build expected result
 dbt_internal_unit_test_expected AS (
   select
-    {% for expected_column_name in expected_column_names %}{{expected_column_name}}{% if not loop.last -%}, {% endif %}{%- endfor -%}, {{ dbt.string_literal("expected") }} as actual_or_expected
+    {% for expected_column_name in expected_column_names %}{{expected_column_name}}{% if not loop.last -%}, {% endif %}{%- endfor -%}, {{ dbt.string_literal("expected") }} as {{ adapter.quote("actual_or_expected") }}
   from (
     {{ expected_fixture_sql }}
   ) _dbt_internal_unit_test_expected
diff --git a/core/dbt/include/global_project/macros/materializations/tests/unit.sql b/core/dbt/include/global_project/macros/materializations/tests/unit.sql
index e3cf7f1fb5c..2d69c0248c2 100644
--- a/core/dbt/include/global_project/macros/materializations/tests/unit.sql
+++ b/core/dbt/include/global_project/macros/materializations/tests/unit.sql
@@ -10,7 +10,7 @@
   {% set columns_in_relation = adapter.get_column_schema_from_query(get_empty_subquery_sql(sql)) %}
   {%- set column_name_to_data_types = {} -%}
   {%- for column in columns_in_relation -%}
-  {%- do column_name_to_data_types.update({column.name: column.data_type}) -%}
+  {%- do column_name_to_data_types.update({column.name|lower: column.data_type}) -%}
   {%- endfor -%}
 
   {% set unit_test_sql = get_unit_test_sql(sql, get_expected_sql(expected_rows, column_name_to_data_types), tested_expected_column_names) %}
diff --git a/core/dbt/include/global_project/macros/unit_test_sql/get_fixture_sql.sql b/core/dbt/include/global_project/macros/unit_test_sql/get_fixture_sql.sql
index 9138330b8ff..1a50242b567 100644
--- a/core/dbt/include/global_project/macros/unit_test_sql/get_fixture_sql.sql
+++ b/core/dbt/include/global_project/macros/unit_test_sql/get_fixture_sql.sql
@@ -9,7 +9,8 @@
 
 {%-   set column_name_to_data_types = {} -%}
 {%-   for column in columns_in_relation -%}
-{%-     do column_name_to_data_types.update({column.name: column.data_type}) -%}
+{#-- This needs to be a case-insensitive comparison --#}
+{%-     do column_name_to_data_types.update({column.name|lower: column.data_type}) -%}
 {%-   endfor -%}
 {%- endif -%}
 
@@ -67,7 +68,7 @@ union all
 {%- for column_name, column_value in row.items() -%}
 {% set row_update = {column_name: column_value} %}
 {%- if column_value is string -%}
-{%- set row_update = {column_name: safe_cast(dbt.string_literal(column_value), column_name_to_data_types[column_name]) } -%}
+{%- set row_update = {column_name: safe_cast(dbt.string_literal(dbt.escape_single_quotes(column_value)), column_name_to_data_types[column_name]) } -%}
 {%- elif column_value is none -%}
 {%- set row_update = {column_name: safe_cast('null', column_name_to_data_types[column_name]) } -%}
 {%- else -%}